Connecting two PCs can be very easy trough USB-USB cable. In this manner, you can easily transfer any files from one PC to another. You can build a small network and share your Internet connection with any connected PC. USB over network is applicable in many situations when you need to share any computer with another.

That there are several different kinds of USB-USB cables. The one used to connecting PCs called USB networking cable. It has a small electronic circuit allowing PCs communicate each other. This connected PC is connected by USB over ip thus make you can share any device attached on your computer, such connection alternative usually applicable to printer and scanner.

Attributed with some software USB device can connect by a larger network. USB to network make sense since by internet every computer actually connected. With such software you can access USB device from further place.